diff --git a/components/freertos/CMakeLists.txt b/components/freertos/CMakeLists.txt
index 9f2a738b..b61cdfb0 100644
--- a/components/freertos/CMakeLists.txt
+++ b/components/freertos/CMakeLists.txt
@@ -2,7 +2,7 @@
 list(APPEND ADD_INCLUDE 
 "${CMAKE_CURRENT_SOURCE_DIR}"
 "${CMAKE_CURRENT_SOURCE_DIR}/include"
-"${CMAKE_CURRENT_SOURCE_DIR}/portable/gcc/risc-v/${mcu}"
+"${CMAKE_CURRENT_SOURCE_DIR}/portable/gcc/risc-v/${CHIP}"
 )
 #######################################################
 
diff --git a/components/freertos/include/FreeRTOSConfig.h b/components/freertos/include/FreeRTOSConfig.h
deleted file mode 100644
index 702e896b..00000000
--- a/components/freertos/include/FreeRTOSConfig.h
+++ /dev/null
@@ -1,103 +0,0 @@
-/*
- * FreeRTOS Kernel V10.2.1
- * Copyright (C) 2019 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy of
- * this software and associated documentation files (the "Software"), to deal in
- * the Software without restriction, including without limitation the rights to
- * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
- * the Software, and to permit persons to whom the Software is furnished to do so,
- * subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in all
- * copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
- * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
- * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
- * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
- * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- *
- * http://www.FreeRTOS.org
- * http://aws.amazon.com/freertos
- *
- * 1 tab == 4 spaces!
- */
-
-#ifndef FREERTOS_CONFIG_H
-#define FREERTOS_CONFIG_H
-
-/*-----------------------------------------------------------
- * Application specific definitions.
- *
- * These definitions should be adjusted for your particular hardware and
- * application requirements.
- *
- * THESE PARAMETERS ARE DESCRIBED WITHIN THE 'CONFIGURATION' SECTION OF THE
- * FreeRTOS API DOCUMENTATION AVAILABLE ON THE FreeRTOS.org WEB SITE.
- *
- * See http://www.freertos.org/a00110.html.
- *----------------------------------------------------------*/
-#define configSUPPORT_STATIC_ALLOCATION              1
-#define CLINT_CTRL_ADDR 				( 0x02000000UL )
-#define configCLINT_BASE_ADDRESS		CLINT_CTRL_ADDR
-#define configUSE_PREEMPTION			1
-#define configUSE_IDLE_HOOK				0
-#define configUSE_TICK_HOOK				1
-#define configCPU_CLOCK_HZ				( 9000000UL )
-#define configTICK_RATE_HZ				( ( TickType_t ) 1000 )
-#define configMAX_PRIORITIES			( 7 )
-#define configMINIMAL_STACK_SIZE		( ( unsigned short ) 160 ) /* Only needs to be this high as some demo tasks also use this constant.  In production only the idle task would use this. */
-#define configTOTAL_HEAP_SIZE			( ( size_t ) 48 * 1024 )
-#define configMAX_TASK_NAME_LEN			( 16 )
-#define configUSE_TRACE_FACILITY		1
-#define configUSE_16_BIT_TICKS			0
-#define configIDLE_SHOULD_YIELD			0
-#define configUSE_MUTEXES				1
-#define configQUEUE_REGISTRY_SIZE		8
-#define configCHECK_FOR_STACK_OVERFLOW	2
-#define configUSE_RECURSIVE_MUTEXES		1
-#define configUSE_MALLOC_FAILED_HOOK	1
-#define configUSE_APPLICATION_TASK_TAG	0
-#define configUSE_COUNTING_SEMAPHORES	1
-#define configGENERATE_RUN_TIME_STATS	0
-#define configUSE_PORT_OPTIMISED_TASK_SELECTION 1
-#define configUSE_STATS_FORMATTING_FUNCTIONS    2
-
-/* Co-routine definitions. */
-#define configUSE_CO_ROUTINES 			0
-#define configMAX_CO_ROUTINE_PRIORITIES ( 2 )
-
-/* Software timer definitions. */
-#define configUSE_TIMERS				1
-#define configTIMER_TASK_PRIORITY		( configMAX_PRIORITIES - 1 )
-#define configTIMER_QUEUE_LENGTH		8
-#define configTIMER_TASK_STACK_DEPTH	( 160 )
-
-/* Task priorities.  Allow these to be overridden. */
-#ifndef uartPRIMARY_PRIORITY
-	#define uartPRIMARY_PRIORITY		( configMAX_PRIORITIES - 3 )
-#endif
-
-/* Set the following definitions to 1 to include the API function, or zero
-to exclude the API function. */
-#define INCLUDE_vTaskPrioritySet			1
-#define INCLUDE_uxTaskPriorityGet			1
-#define INCLUDE_vTaskDelete					1
-#define INCLUDE_vTaskCleanUpResources		1
-#define INCLUDE_vTaskSuspend				1
-#define INCLUDE_vTaskDelayUntil				1
-#define INCLUDE_vTaskDelay					1
-#define INCLUDE_eTaskGetState				1
-#define INCLUDE_xTimerPendFunctionCall		1
-#define INCLUDE_xTaskAbortDelay				1
-#define INCLUDE_xTaskGetHandle				1
-#define INCLUDE_xSemaphoreGetMutexHolder	1
-
-/* Normal assert() semantics without relying on the provision of an assert.h
-header file. */
-void vAssertCalled( void );
-#define configASSERT( x ) if( ( x ) == 0 ) vAssertCalled()
-
-#endif /* FREERTOS_CONFIG_H */
diff --git a/components/freertos/portable/gcc/risc-v/bl702/port.c b/components/freertos/portable/gcc/risc-v/bl702/port.c
index c65cb1d4..d8bc99db 100644
--- a/components/freertos/portable/gcc/risc-v/bl702/port.c
+++ b/components/freertos/portable/gcc/risc-v/bl702/port.c
@@ -77,6 +77,8 @@ const uint64_t *pullNextTime = &ullNextTime;
 const size_t uxTimerIncrementsForOneTick = ( size_t ) ( configCPU_CLOCK_HZ / configTICK_RATE_HZ ); /* Assumes increment won't go over 32-bits. */
 volatile uint64_t * const pullMachineTimerCompareRegisterBase = ( volatile uint64_t * const ) ( configCLINT_BASE_ADDRESS + 0x4000 );
 volatile uint64_t * pullMachineTimerCompareRegister = 0;
+BaseType_t TrapNetCounter = 0;
+const BaseType_t  *pTrapNetCounter = &TrapNetCounter;
 
 /* Set configCHECK_FOR_STACK_OVERFLOW to 3 to add ISR stack checking to task
 stack checking.  A problem in the ISR stack will trigger an assert, not call the
diff --git a/components/freertos/portable/gcc/risc-v/bl702/portASM.S b/components/freertos/portable/gcc/risc-v/bl702/portASM.S
index 432f7db2..74f50f2b 100644
--- a/components/freertos/portable/gcc/risc-v/bl702/portASM.S
+++ b/components/freertos/portable/gcc/risc-v/bl702/portASM.S
@@ -96,6 +96,7 @@ at the top of this file. */
 .extern Timer_IRQHandler
 .extern pullMachineTimerCompareRegister
 .extern pullNextTime
+ .extern pTrapNetCounter
 .extern uxTimerIncrementsForOneTick /* size_t type so 32-bit on 32-bit core and 64-bits on 64-bit core. */
 .extern xISRStackTop
 .extern portasmHANDLE_INTERRUPT
@@ -141,6 +142,11 @@ freertos_risc_v_trap_handler:
 
 	portasmSAVE_ADDITIONAL_REGISTERS	/* Defined in freertos_risc_v_chip_specific_extensions.h to save any registers unique to the RISC-V implementation. */
 
+         load_x  t0, pTrapNetCounter
+         lw   t1, 0( t0 )
+         addi   t1, t1, 1
+         store_x t1, 0( t0 )
+
 	load_x  t0, pxCurrentTCB			/* Load pxCurrentTCB. */
 	store_x  sp, 0( t0 )				/* Write sp to first TCB member. */
 
@@ -238,6 +244,12 @@ as_yet_unhandled:
 	j as_yet_unhandled
 
 processed_source:
+
+         load_x  t0, pTrapNetCounter
+         lw   t1, 0 ( t0 )
+         addi   t1, t1, -1
+         store_x t1, 0( t0 )
+         
 	load_x  t1, pxCurrentTCB			/* Load pxCurrentTCB. */
 	load_x  sp, 0( t1 )				 	/* Read sp from first TCB member. */
 
diff --git a/components/freertos/portable/gcc/risc-v/bl702/portmacro.h b/components/freertos/portable/gcc/risc-v/bl702/portmacro.h
index d3ba1217..7166fa89 100644
--- a/components/freertos/portable/gcc/risc-v/bl702/portmacro.h
+++ b/components/freertos/portable/gcc/risc-v/bl702/portmacro.h
@@ -91,6 +91,7 @@ not need to be guarded with a critical section. */
 
 
 /* Scheduler utilities. */
+extern BaseType_t TrapNetCounter;
 extern void vTaskSwitchContext( void );
 #define portYIELD() __asm volatile( "ecall" );
 #define portEND_SWITCHING_ISR( xSwitchRequired ) if( xSwitchRequired ) vTaskSwitchContext()
@@ -155,6 +156,11 @@ not necessary for to use this port.  They are defined so the common demo files
 
 #define portMEMORY_BARRIER() __asm volatile( "" ::: "memory" )
 
+portFORCE_INLINE static BaseType_t xPortIsInsideInterrupt( void )
+{
+    return TrapNetCounter ? 1 : 0;
+}
+
 #ifdef __cplusplus
 }
 #endif
diff --git a/components/lvgl/lv_conf_internal.h b/components/lvgl/lv_conf_internal.h
index 1bd53592..e4937151 100644
--- a/components/lvgl/lv_conf_internal.h
+++ b/components/lvgl/lv_conf_internal.h
@@ -214,7 +214,7 @@ e.g. "stm32f769xx.h" or "stm32f429xx.h" */
 #define LV_USE_GPU_NXP_VG_LITE   0
 
 /* 1: Enable file system (might be required for images */
-#define LV_USE_FILESYSTEM       0
+#define LV_USE_FILESYSTEM       1
 #if LV_USE_FILESYSTEM
 /*Declare the type of the user data of file system drivers (can be e.g. `void *`, `int`, `struct`)*/
 typedef void * lv_fs_drv_user_data_t;
diff --git a/components/shell/shell_cfg.h b/components/shell/shell_cfg.h
index 498d2949..55b516db 100644
--- a/components/shell/shell_cfg.h
+++ b/components/shell/shell_cfg.h
@@ -140,6 +140,6 @@
 /**
  * @brief shell是否在命令提示符输出路径,需要引用文件系统
  */
-#define     SHELL_FS          1
+#define     SHELL_FS          0
 
 #endif